Minnesota · Cass County
Ray Lake Ice-Out Dates
The ice usually goes out of Ray Lake around April 10 — the second week of April. Earliest ever: March 12 (2024). Latest: May 2 (2022).
The 2027 season
Tracking resumes when the ice forms.
Every recorded ice-out
10 years on the books, 2016–2026. Newest first.
| Year | Ice-out date |
|---|---|
| 2026 | April 15 |
| 2025 | April 9 |
| 2024 | March 12 |
| 2023 | April 30 |
| 2022 | May 2 |
| 2020 | April 10 |
| 2019 | April 21 |
| 2018 | April 29 |
| 2017 | April 3 |
| 2016 | March 29 |
When Ray freezes over
Ray Lake usually freezes over around November 26 — the fourth week of November. Earliest on record: November 10 (2017–18). Latest: November 30 (2024–25).
A freeze-up crosses New Year, so each row is the winter it belongs to: the winter of 2025–26 froze on November 26. Newest first.
| Winter | Ice-in date |
|---|---|
| 2025–26 | November 26 |
| 2024–25 | November 30 |
| 2023–24 | November 27 |
| 2022–23 | November 20 |
| 2018–19 | November 10 |
| 2017–18 | November 10 |
| 2015–16 | November 28 |
Records: Minnesota DNR ice-in records. Last checked August 2026.
Late ice is unpredictable — no date on this page says the ice is safe.
Records: Minnesota DNR ice-out records. Last checked August 2026.